RAM 1500 2026 — technical service bulletin
Bulletin 08-226-26 · NHTSA communication 11033334 · issued May 29, 2026
Technical service bulletin
communication type
Electrical System
component
2026
model years
1
vehicle entries
Official summary
Park Assist Sensor 3 and 4 Harness Swap This bulletin provides information regarding the wire harness connectors for Park Assist Sensors #3 and #4. The harnesses for these sensors are visually identical and may have been interchanged during vehicleassembly. If diagnosis indicates a concern related to Park Assist Sensors #3 or #4, or associated wiring, visually inspect the harness connections to verify correct installation before proceeding with further repair Fig. 1. If the connectors are found to be swapped, release the harnesses from the retaining clips as necessary, disconnect, and reinstal
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.